| 000 | 00346cam a2200133 a 4500 | ||
|---|---|---|---|
| 008 | 090603b xx j 000 1 eng | ||
| 020 | _a9681815912 | ||
| 100 | 1 | _aRutherford, Robert D. | |
| 245 | 1 | 0 | _aAprovechamiento del tiempo / Robert D. Rutherford |
| 260 |
_bLimusa _aMéxico _c1983 |
||
| 300 |
_a195 _bil. |
||
| 050 | 0 | _aHD38 R8718 | |
| 942 | _cCG | ||
| 999 |
_c5005 _d5005 |
||